Some refactoring in codegenerating utility
This commit is contained in:
parent
09a64f4965
commit
11bdeb949e
@ -8,11 +8,11 @@ add_compile_definitions(_POSIX_C_SOURCE=200112L)
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add_compile_definitions(_GNU_SOURCE)
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add_compile_options(-fno-trapping-math)
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add_executable(main src/l1/main.c)
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add_executable(0_test src/l1/tests/t0.c)
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add_executable(1_test src/l1/tests/t1.c)
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add_executable(codegen_l2 src/l2/codegen.c)
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add_executable(0_render_test src/l2/tests/r0.c)
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target_link_libraries(0_render_test -lvulkan -lX11 -lm)
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@ -25,4 +25,4 @@ target_link_libraries(0_play_test -lncurses)
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# Recursively collect all .h files in the src directory.
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file(GLOB_RECURSE HEADER_FILES "${CMAKE_SOURCE_DIR}/src/*.h")
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# Do not build utku
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add_executable(utka src/l1/main.c ${HEADER_FILES})
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add_executable(utka src/l1/tests/t0.c ${HEADER_FILES})
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51
src/l1/codegen/codegen.h
Normal file
51
src/l1/codegen/codegen.h
Normal file
@ -0,0 +1,51 @@
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#ifndef PROTOTYPE1_SRC_L1_CODEGEN_CODEGEN_H
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#define PROTOTYPE1_SRC_L1_CODEGEN_CODEGEN_H
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#include <stdio.h>
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#include "../system/fileio.h"
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#include "../core/VecU8_format.h"
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NODISCARD VecU8 begin_header(ConstSpanU8 guard) {
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VecU8 res = VecU8_new();
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VecU8_append_span(&res, cstr("#ifndef "));
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VecU8_append_span(&res, guard);
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VecU8_append_span(&res, cstr("\n#define "));
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VecU8_append_span(&res, guard);
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VecU8_append_span(&res, cstr("\n/* Automatically generated file. Do not edit it. */\n\n"));
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return res;
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}
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/* Codegen script's working directory should be `gen` */
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void finish_header(VecU8 text_before_endif, const char* filename) {
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VecU8_append_span(&text_before_endif, cstr("#endif\n"));
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write_whole_file_or_abort(filename, VecU8_to_ConstSpanU8(&text_before_endif));
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VecU8_drop(text_before_endif);
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}
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#define SPACE4 " "
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#define SPACE8 " "
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#define SPACE12 " "
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NODISCARD VecU8 generate_type_triv_methods_and_vec(ConstSpanU8 member) {
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VecU8 res = VecU8_from_cstr("#define ");
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr("_drop(x) {}\n#define "));
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr("_clone(xp) (*(xp))\n\n"));
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VecU8_append_span(&res, cstr("VecT_trivmove_struct_Definition("));
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr(")\nVecT_trivmove_method_Definition("));
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr(")\nVecT_primitive_zeroinit_method_Definition("));
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr(")\n\n"));
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return res;
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}
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/* code generation function. We don't append vector data to vecu8, we append vector name to string in VecU8 */
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void VecU8_append_vecoft(VecU8* str, ConstSpanU8 t) {
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VecU8_append_span(str, cstr("Vec"));
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VecU8_append_span(str, t);
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}
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#endif
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@ -1,6 +1,8 @@
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#include "gen/geom_and_textures.h"
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#include "codegen/geom.h"
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#include "codegen/pixel_masses.h"
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int main() {
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generate_geom_header();
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generate_pixel_masses_header();
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}
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return 0;
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}
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@ -1,31 +1,7 @@
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#ifndef PROTOTYPE_SRC_L1_GEN_GEOM_AND_TEXTURES_H
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#define PROTOTYPE_SRC_L1_GEN_GEOM_AND_TEXTURES_H
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#ifndef PROTOTYPE_SRC_L2_CODEGEN_GEOM_H
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#define PROTOTYPE_SRC_L2_CODEGEN_GEOM_H
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#include <stdio.h>
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#include "../system/fileio.h"
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#include "../core/VecU8_format.h"
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NODISCARD VecU8 begin_header(ConstSpanU8 guard) {
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VecU8 res = VecU8_new();
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VecU8_append_span(&res, cstr("#ifndef "));
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VecU8_append_span(&res, guard);
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VecU8_append_span(&res, cstr("\n#define "));
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VecU8_append_span(&res, guard);
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VecU8_append_span(&res, cstr("\n/* Automatically generated file. Do not edit it. */\n\n"));
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return res;
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}
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/* Codegen script's working directory should be `gen` */
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void finish_header(VecU8 text_before_endif, const char* filename) {
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VecU8_append_span(&text_before_endif, cstr("#endif\n"));
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write_whole_file_or_abort(filename, VecU8_to_ConstSpanU8(&text_before_endif));
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VecU8_drop(text_before_endif);
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}
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#define SPACE4 " "
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#define SPACE8 " "
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#define SPACE12 " "
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#include "../../l1/codegen/codegen.h"
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void string_append_vec_field_name(VecU8* str, int ci) {
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assert(0 <= ci && ci < 4);
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@ -646,207 +622,4 @@ void generate_geom_header() {
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finish_header(res, "geom.h");
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}
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VecU8 generate_type_triv_methods_and_vec(ConstSpanU8 member) {
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VecU8 res = VecU8_from_cstr("#define ");
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr("_drop(x) {}\n#define "));
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr("_clone(xp) (*(xp))\n\n"));
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VecU8_append_span(&res, cstr("VecT_trivmove_struct_Definition("));
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr(")\nVecT_trivmove_method_Definition("));
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr(")\nVecT_primitive_zeroinit_method_Definition("));
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr(")\n\n"));
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return res;
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}
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/* code generation function. We don't append vector data to vecu8, we append vector name to string in VecU8 */
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void VecU8_append_vecoft(VecU8* str, ConstSpanU8 t) {
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VecU8_append_span(str, cstr("Vec"));
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VecU8_append_span(str, t);
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}
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void VecU8_append_resoftexdatat(VecU8* str, ConstSpanU8 texdatat) {
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VecU8_append_span(str, cstr("Result"));
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VecU8_append_span(str, texdatat);
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VecU8_append_span(str, cstr("OrConstSpanU8"));
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}
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/* Used to generate both _at() and _cat() methods */
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VecU8 generate_texture_data_method_at(ConstSpanU8 texdatat, ConstSpanU8 member, bool const_access) {
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VecU8 res = VecU8_from_span(member);
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VecU8_append_span(&res, cstr("* "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, const_access ? cstr("_cat") : cstr("_at"));
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VecU8_append_span(&res, cstr("("));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("* self, size_t x, size_t y) {\n" SPACE4 "assert(x < self->width);\n"
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SPACE4 "return "));
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VecU8_append_vecoft(&res, member);
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VecU8_append_span(&res, const_access ? cstr("_cat") : cstr("_at"));
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VecU8_append_span(&res, cstr("(&self->pixels, x + y * self->width);\n}\n\n"));
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return res;
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}
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VecU8 generate_texture_data_struct_and_necc_methods(ConstSpanU8 texdatat, ConstSpanU8 member) {
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VecU8 res = VecU8_from_cstr("typedef struct {\n" SPACE4);
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VecU8_append_vecoft(&res, member);
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VecU8_append_span(&res, cstr(" pixels;\n" SPACE4 "size_t width;\n} "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr(";\n\n"));
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/* Method _new() */
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr(" "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_new(U32 width, U32 height) {\n"
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SPACE4 "assert(!(SIZE_MAX / width / height < 100 || UINT32_MAX / width < 10 || UINT32_MAX / height < 10));\n"
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SPACE4 "return ("));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("){.pixels = "));
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VecU8_append_vecoft(&res, member);
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VecU8_append_span(&res, cstr("_new_zeroinit((size_t)width * height), .width = width};\n}\n\n"));
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/* Method _drop() */
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VecU8_append_span(&res, cstr("void "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_drop("));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr(" self) {\n" SPACE4));
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VecU8_append_vecoft(&res, member);
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VecU8_append_span(&res, cstr("_drop(self.pixels);\n}\n\n"));
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/* Method _get_height() */
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VecU8_append_span(&res, cstr("size_t "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_get_height(const "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("* self) {\n" SPACE4 "return self->pixels.len / self->width;\n}\n\n"));
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/* Methods _at and _cat */
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VecU8_append_vec(&res, generate_texture_data_method_at(texdatat, member, false));
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VecU8_append_span(&res, cstr("const "));
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VecU8_append_vec(&res, generate_texture_data_method_at(texdatat, member, true));
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/* Method _get_size_in_bytes */
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VecU8_append_span(&res, cstr("size_t "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_get_size_in_bytes(const "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("* self) {\n" SPACE4 "return self->pixels.len * sizeof("));
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr(");\n}\n\n"));
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/* Method _to_bitmap_text()
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* We use the assumption that bytes in type member are tightly packed */
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VecU8_append_span(&res, cstr("VecU8 "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_to_bitmap_text(const "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("* self) {\n"
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SPACE4 "assert(SIZE_MAX / self->pixels.len >= 100);\n"
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SPACE4 "size_t len = self->pixels.len * sizeof("));
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr(");\n"
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SPACE4 "VecU8 res = VecU8_new_zeroinit(8 + len);\n"
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SPACE4 "size_t width = self->width;\n"
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SPACE4 "size_t height = self->pixels.len / self->width;\n"
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SPACE4 "assert(UINT32_MAX / width >= 10 && UINT32_MAX / height >= 10);\n"
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SPACE4 "for (int i = 0; i < 4; i++)\n"
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SPACE4 SPACE4 "*VecU8_at(&res, 0 + i) = (width >> (8 * i)) & 0xff;\n"
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SPACE4 "for (int i = 0; i < 4; i++)\n"
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SPACE4 SPACE4 "*VecU8_at(&res, 4 + i) = (height >> (8 * i)) & 0xff;\n"
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SPACE4 "memcpy(res.buf + 8, self->pixels.buf, len);\n"
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SPACE4 "return res;\n"
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"}\n\n"));
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/* Method _write_to_file
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* Aborts on failure */
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VecU8_append_span(&res, cstr("void "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_write_to_file(const "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("* self, const char* path) {\n" SPACE4 "VecU8 data = "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_to_bitmap_text(self);\n"
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SPACE4 "write_whole_file_or_abort(path, VecU8_to_ConstSpanU8(&data));\n"
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SPACE4 "VecU8_drop(data);\n"
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"}\n\n"));
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/* Result<texdatat, ConstSpanU8> stucture */
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VecU8_append_span(&res, cstr("typedef struct {\n" SPACE4 "Result_variant variant;\n" SPACE4 "union {\n" SPACE8 ));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr(" ok;\n" SPACE4 SPACE4 "ConstSpanU8 err;\n" SPACE4 "};\n} "));
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VecU8_append_resoftexdatat(&res, texdatat);
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VecU8_append_span(&res, cstr(";\n\n"));
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/* Method _from_bitmap_text()
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* We assume that bytes are tightly packed in member type
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*/
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VecU8_append_resoftexdatat(&res, texdatat);
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VecU8_append(&res, ' ');
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_from_bitmap_text(ConstSpanU8 text) {\n"
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SPACE4 "if (text.len < 8)\n"
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SPACE4 SPACE4 "return ("));
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VecU8_append_resoftexdatat(&res, texdatat);
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VecU8_append_span(&res, cstr("){.variant = Result_Err, "
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".err = cstr(\"No header *crying emoji*\")};\n"
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SPACE4 "size_t width = 0, height = 0;\n"
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SPACE4 "for (int i = 0; i < 4; i++)\n"
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SPACE4 SPACE4 "width |= (((size_t)*ConstSpanU8_at(text, 0 + i)) << (8 * i));\n"
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SPACE4 "for (int i = 0; i < 4; i++)\n"
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SPACE4 SPACE4 "height |= (((size_t)*ConstSpanU8_at(text, 4 + i)) << (8 * i));\n"
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SPACE4 "if (SIZE_MAX / width / height < 100 || UINT32_MAX / width < 10 || UINT32_MAX / height < 10)\n"
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SPACE4 SPACE4 "return ("));
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VecU8_append_resoftexdatat(&res, texdatat);
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VecU8_append_span(&res, cstr("){.variant = Result_Err, "
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".err = cstr(\"Image is too big\")};\n"
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SPACE4 "size_t len = width * height * sizeof("));
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VecU8_append_span(&res, member);
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VecU8_append_span(&res, cstr(");\n"
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SPACE4 "if (text.len < 8 + len)\n"
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SPACE4 SPACE4 "return ("));
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VecU8_append_resoftexdatat(&res, texdatat);
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VecU8_append_span(&res, cstr("){.variant = Result_Err, "
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".err = cstr(\"Texture size and file size mismatch\")};\n" SPACE4));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr(" res = "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_new(width, height);\n"
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SPACE4 "memcpy(res.pixels.buf, text.data + 8, len);\n"
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SPACE4 "return ("));
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VecU8_append_resoftexdatat(&res, texdatat);
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VecU8_append_span(&res, cstr("){.variant = Result_Ok, .ok = res};\n}\n\n"));
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/* Method _read_from_file */
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VecU8_append_span(&res, texdatat);
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VecU8_append(&res, ' ');
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_read_from_file(const char* path) {\n"
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SPACE4 "VecU8 data = read_whole_file_or_abort(path);\n" SPACE4));
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VecU8_append_resoftexdatat(&res, texdatat);
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VecU8_append_span(&res, cstr(" res = "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_from_bitmap_text(VecU8_to_ConstSpanU8(&data));\n"
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SPACE4 "if (res.variant != Result_Ok) {\n"
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SPACE8 "fprintf(stderr, \"Tried loading bitmap texture from file, but encountered decoding error: \");\n"
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SPACE8 "ConstSpanU8_fprint(res.err, stderr);\n"
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SPACE8 "abortf(\"\\n\");\n" SPACE4 "}\n" SPACE4 "VecU8_drop(data);\n" SPACE4 "return res.ok;\n}\n\n"));
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/* Method _is_inside() */
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VecU8_append_span(&res, cstr("bool "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("_is_inside(const "));
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VecU8_append_span(&res, texdatat);
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VecU8_append_span(&res, cstr("* self, S32 x, S32 y) {\n"
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SPACE4 "return x >= 0 && y >= 0 && x < self->width && self->width * y + x < self->pixels.len;\n"
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"}\n\n"));
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return res;
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}
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void generate_pixel_masses_header() {
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VecU8 res = begin_header(cstr("PROTOTYPE1_GEN_PIXEL_MASSES"));
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VecU8_append_span(&res, cstr("#include \"geom.h\"\n\n"));
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VecU8_append_span(&res, cstr("#include \"../src/l1/core/VecSpan_int_primitives.h\"\n\n"));
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VecU8_append_span(&res, cstr("#include \"../src/l1/system/fileio.h\"\n\n"));
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VecU8_append_vec(&res, generate_type_triv_methods_and_vec(cstr("cvec3")));
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VecU8_append_vec(&res, generate_type_triv_methods_and_vec(cstr("cvec4")));
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VecU8_append_vec(&res, generate_texture_data_struct_and_necc_methods(cstr("TextureDataR8"), cstr("U8")));
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VecU8_append_vec(&res, generate_texture_data_struct_and_necc_methods(cstr("TextureDataR8G8B8"), cstr("cvec3")));
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VecU8_append_vec(&res, generate_texture_data_struct_and_necc_methods(cstr("TextureDataR8G8B8A8"), cstr("cvec4")));
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finish_header(res, "pixel_masses.h");
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}
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#endif
|
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188
src/l2/codegen/pixel_masses.h
Normal file
188
src/l2/codegen/pixel_masses.h
Normal file
@ -0,0 +1,188 @@
|
||||
#ifndef PROTOTYPE_SRC_L2_CODEGEN_PIXEL_MASSES_H
|
||||
#define PROTOTYPE_SRC_L2_CODEGEN_PIXEL_MASSES_H
|
||||
|
||||
#include "../../l1/codegen/codegen.h"
|
||||
|
||||
void VecU8_append_resoftexdatat(VecU8* str, ConstSpanU8 texdatat) {
|
||||
VecU8_append_span(str, cstr("Result"));
|
||||
VecU8_append_span(str, texdatat);
|
||||
VecU8_append_span(str, cstr("OrConstSpanU8"));
|
||||
}
|
||||
|
||||
/* Used to generate both _at() and _cat() methods */
|
||||
VecU8 generate_texture_data_method_at(ConstSpanU8 texdatat, ConstSpanU8 member, bool const_access) {
|
||||
VecU8 res = VecU8_from_span(member);
|
||||
VecU8_append_span(&res, cstr("* "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, const_access ? cstr("_cat") : cstr("_at"));
|
||||
VecU8_append_span(&res, cstr("("));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("* self, size_t x, size_t y) {\n" SPACE4 "assert(x < self->width);\n"
|
||||
SPACE4 "return "));
|
||||
VecU8_append_vecoft(&res, member);
|
||||
VecU8_append_span(&res, const_access ? cstr("_cat") : cstr("_at"));
|
||||
VecU8_append_span(&res, cstr("(&self->pixels, x + y * self->width);\n}\n\n"));
|
||||
return res;
|
||||
}
|
||||
|
||||
VecU8 generate_texture_data_struct_and_necc_methods(ConstSpanU8 texdatat, ConstSpanU8 member) {
|
||||
VecU8 res = VecU8_from_cstr("typedef struct {\n" SPACE4);
|
||||
VecU8_append_vecoft(&res, member);
|
||||
VecU8_append_span(&res, cstr(" pixels;\n" SPACE4 "size_t width;\n} "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr(";\n\n"));
|
||||
/* Method _new() */
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr(" "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_new(U32 width, U32 height) {\n"
|
||||
SPACE4 "assert(!(SIZE_MAX / width / height < 100 || UINT32_MAX / width < 10 || UINT32_MAX / height < 10));\n"
|
||||
SPACE4 "return ("));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("){.pixels = "));
|
||||
VecU8_append_vecoft(&res, member);
|
||||
VecU8_append_span(&res, cstr("_new_zeroinit((size_t)width * height), .width = width};\n}\n\n"));
|
||||
/* Method _drop() */
|
||||
VecU8_append_span(&res, cstr("void "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_drop("));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr(" self) {\n" SPACE4));
|
||||
VecU8_append_vecoft(&res, member);
|
||||
VecU8_append_span(&res, cstr("_drop(self.pixels);\n}\n\n"));
|
||||
/* Method _get_height() */
|
||||
VecU8_append_span(&res, cstr("size_t "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_get_height(const "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("* self) {\n" SPACE4 "return self->pixels.len / self->width;\n}\n\n"));
|
||||
/* Methods _at and _cat */
|
||||
VecU8_append_vec(&res, generate_texture_data_method_at(texdatat, member, false));
|
||||
VecU8_append_span(&res, cstr("const "));
|
||||
VecU8_append_vec(&res, generate_texture_data_method_at(texdatat, member, true));
|
||||
/* Method _get_size_in_bytes */
|
||||
VecU8_append_span(&res, cstr("size_t "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_get_size_in_bytes(const "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("* self) {\n" SPACE4 "return self->pixels.len * sizeof("));
|
||||
VecU8_append_span(&res, member);
|
||||
VecU8_append_span(&res, cstr(");\n}\n\n"));
|
||||
/* Method _to_bitmap_text()
|
||||
* We use the assumption that bytes in type member are tightly packed */
|
||||
VecU8_append_span(&res, cstr("VecU8 "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_to_bitmap_text(const "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("* self) {\n"
|
||||
SPACE4 "assert(SIZE_MAX / self->pixels.len >= 100);\n"
|
||||
SPACE4 "size_t len = self->pixels.len * sizeof("));
|
||||
VecU8_append_span(&res, member);
|
||||
VecU8_append_span(&res, cstr(");\n"
|
||||
SPACE4 "VecU8 res = VecU8_new_zeroinit(8 + len);\n"
|
||||
SPACE4 "size_t width = self->width;\n"
|
||||
SPACE4 "size_t height = self->pixels.len / self->width;\n"
|
||||
SPACE4 "assert(UINT32_MAX / width >= 10 && UINT32_MAX / height >= 10);\n"
|
||||
SPACE4 "for (int i = 0; i < 4; i++)\n"
|
||||
SPACE4 SPACE4 "*VecU8_at(&res, 0 + i) = (width >> (8 * i)) & 0xff;\n"
|
||||
SPACE4 "for (int i = 0; i < 4; i++)\n"
|
||||
SPACE4 SPACE4 "*VecU8_at(&res, 4 + i) = (height >> (8 * i)) & 0xff;\n"
|
||||
SPACE4 "memcpy(res.buf + 8, self->pixels.buf, len);\n"
|
||||
SPACE4 "return res;\n"
|
||||
"}\n\n"));
|
||||
/* Method _write_to_file
|
||||
* Aborts on failure */
|
||||
VecU8_append_span(&res, cstr("void "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_write_to_file(const "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("* self, const char* path) {\n" SPACE4 "VecU8 data = "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_to_bitmap_text(self);\n"
|
||||
SPACE4 "write_whole_file_or_abort(path, VecU8_to_ConstSpanU8(&data));\n"
|
||||
SPACE4 "VecU8_drop(data);\n"
|
||||
"}\n\n"));
|
||||
/* Result<texdatat, ConstSpanU8> stucture */
|
||||
VecU8_append_span(&res, cstr("typedef struct {\n" SPACE4 "Result_variant variant;\n" SPACE4 "union {\n" SPACE8 ));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr(" ok;\n" SPACE4 SPACE4 "ConstSpanU8 err;\n" SPACE4 "};\n} "));
|
||||
VecU8_append_resoftexdatat(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr(";\n\n"));
|
||||
/* Method _from_bitmap_text()
|
||||
* We assume that bytes are tightly packed in member type
|
||||
*/
|
||||
VecU8_append_resoftexdatat(&res, texdatat);
|
||||
VecU8_append(&res, ' ');
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_from_bitmap_text(ConstSpanU8 text) {\n"
|
||||
SPACE4 "if (text.len < 8)\n"
|
||||
SPACE4 SPACE4 "return ("));
|
||||
VecU8_append_resoftexdatat(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("){.variant = Result_Err, "
|
||||
".err = cstr(\"No header *crying emoji*\")};\n"
|
||||
SPACE4 "size_t width = 0, height = 0;\n"
|
||||
SPACE4 "for (int i = 0; i < 4; i++)\n"
|
||||
SPACE4 SPACE4 "width |= (((size_t)*ConstSpanU8_at(text, 0 + i)) << (8 * i));\n"
|
||||
SPACE4 "for (int i = 0; i < 4; i++)\n"
|
||||
SPACE4 SPACE4 "height |= (((size_t)*ConstSpanU8_at(text, 4 + i)) << (8 * i));\n"
|
||||
SPACE4 "if (SIZE_MAX / width / height < 100 || UINT32_MAX / width < 10 || UINT32_MAX / height < 10)\n"
|
||||
SPACE4 SPACE4 "return ("));
|
||||
VecU8_append_resoftexdatat(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("){.variant = Result_Err, "
|
||||
".err = cstr(\"Image is too big\")};\n"
|
||||
SPACE4 "size_t len = width * height * sizeof("));
|
||||
VecU8_append_span(&res, member);
|
||||
VecU8_append_span(&res, cstr(");\n"
|
||||
SPACE4 "if (text.len < 8 + len)\n"
|
||||
SPACE4 SPACE4 "return ("));
|
||||
VecU8_append_resoftexdatat(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("){.variant = Result_Err, "
|
||||
".err = cstr(\"Texture size and file size mismatch\")};\n" SPACE4));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr(" res = "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_new(width, height);\n"
|
||||
SPACE4 "memcpy(res.pixels.buf, text.data + 8, len);\n"
|
||||
SPACE4 "return ("));
|
||||
VecU8_append_resoftexdatat(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("){.variant = Result_Ok, .ok = res};\n}\n\n"));
|
||||
/* Method _read_from_file */
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append(&res, ' ');
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_read_from_file(const char* path) {\n"
|
||||
SPACE4 "VecU8 data = read_whole_file_or_abort(path);\n" SPACE4));
|
||||
VecU8_append_resoftexdatat(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr(" res = "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_from_bitmap_text(VecU8_to_ConstSpanU8(&data));\n"
|
||||
SPACE4 "if (res.variant != Result_Ok) {\n"
|
||||
SPACE8 "fprintf(stderr, \"Tried loading bitmap texture from file, but encountered decoding error: \");\n"
|
||||
SPACE8 "ConstSpanU8_fprint(res.err, stderr);\n"
|
||||
SPACE8 "abortf(\"\\n\");\n" SPACE4 "}\n" SPACE4 "VecU8_drop(data);\n" SPACE4 "return res.ok;\n}\n\n"));
|
||||
/* Method _is_inside() */
|
||||
VecU8_append_span(&res, cstr("bool "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("_is_inside(const "));
|
||||
VecU8_append_span(&res, texdatat);
|
||||
VecU8_append_span(&res, cstr("* self, S32 x, S32 y) {\n"
|
||||
SPACE4 "return x >= 0 && y >= 0 && x < self->width && self->width * y + x < self->pixels.len;\n"
|
||||
"}\n\n"));
|
||||
return res;
|
||||
}
|
||||
|
||||
void generate_pixel_masses_header() {
|
||||
VecU8 res = begin_header(cstr("PROTOTYPE1_GEN_PIXEL_MASSES"));
|
||||
VecU8_append_span(&res, cstr("#include \"geom.h\"\n\n"));
|
||||
VecU8_append_span(&res, cstr("#include \"../src/l1/core/VecSpan_int_primitives.h\"\n\n"));
|
||||
VecU8_append_span(&res, cstr("#include \"../src/l1/system/fileio.h\"\n\n"));
|
||||
VecU8_append_vec(&res, generate_type_triv_methods_and_vec(cstr("cvec3")));
|
||||
VecU8_append_vec(&res, generate_type_triv_methods_and_vec(cstr("cvec4")));
|
||||
VecU8_append_vec(&res, generate_texture_data_struct_and_necc_methods(cstr("TextureDataR8"), cstr("U8")));
|
||||
VecU8_append_vec(&res, generate_texture_data_struct_and_necc_methods(cstr("TextureDataR8G8B8"), cstr("cvec3")));
|
||||
VecU8_append_vec(&res, generate_texture_data_struct_and_necc_methods(cstr("TextureDataR8G8B8A8"), cstr("cvec4")));
|
||||
finish_header(res, "pixel_masses.h");
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
8
src/l2/marie/clipping.h
Normal file
8
src/l2/marie/clipping.h
Normal file
@ -0,0 +1,8 @@
|
||||
#ifndef PROTOTYPE1_SRC_L2_MARIE_CLIPPING_H
|
||||
#define PROTOTYPE1_SRC_L2_MARIE_CLIPPING_H
|
||||
|
||||
#include "graphics_geom.h"
|
||||
|
||||
|
||||
|
||||
#endif
|
||||
@ -83,4 +83,9 @@ vec3 marie_normal_from_tang_space_gradient(float delt_x, float delta_z) {
|
||||
return (vec3){-delt_x * N, N, -delta_z * N};
|
||||
}
|
||||
|
||||
float marie_surface(vec2 vi, vec2 vj, vec2 u) {
|
||||
return u.x * (vi.y - vj.y) + u.y * (vj.x - vi.x) + (vi.x * vj.y - vj.x * vi.y);
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||
|
||||
@ -51,10 +51,6 @@ typedef struct {
|
||||
MarieVertAttr attr;
|
||||
} MariePlaneVertAttr;
|
||||
|
||||
float marie_surface(vec2 vi, vec2 vj, vec2 u) {
|
||||
return u.x * (vi.y - vj.y) + u.y * (vj.x - vi.x) + (vi.x * vj.y - vj.x * vi.y);
|
||||
}
|
||||
|
||||
typedef struct {
|
||||
float c1;
|
||||
float c0;
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user